62 



Aster niTiltiflorus, Ait. 



Roadsides. Common. 

 Aster dumosus, L. 



Borders of woods. Common. 

 Aster Tradeseanti, L. 



Roadsides. Common. 

 Aster miser, L., Ait. 



Pastures and roadsides. Common. 

 Aster simplex, Willd. 



" Lynn occasionally " (Tracy); Andover (Mrs. Downs). Shore of 



the Merrimac at Lawrence and Bradford. Not very common. 

 Aster earneus, Nees. 



Ipswich (Oakes) ; Beverly (J. E.) ; etc. Not very common. 

 Aster longifolius. Lam. 



Common in wet places. 

 Aster punieeus, L. 



Moist places. Common. 

 Aster amethystinus, Nutt. 



" Salem " (Gray's Manual, p. 231). Not in the P. A. S. herbarium. 

 Aster liTovse-Anglise, L. 



Banks, and along streams and walls. Common. 

 Aster aeuminatus, Michx 



In quite deep woods. Frequent. 

 Aster nemoralis, Ait. 



"Bogs, Essex county" (memo. Dr. Chas. Pickering). A variety 



quite like the mountain form spoken of in Gray's Manual ; grows at 



Crooked pond, Boxford. 

 Aster linifolius, L. 



Salt marshes. Common. 

 Aster flexuosus, MM. 



Is found beyond the county line southward. 

 Aster linariifolius, L., Diplopappus liuariifolius, Hook. (Gray's 



Manual). 



Dry iields. Common. 

 Aster umbellatus, Mill., Diplopappus umbellatus, Torr & Gray 



(Gray's Manual). 



By walls and in damp places. Common. 

 Aster inflrmus, Michx., Diplopappus cornifolius, Darl. (Gray's 



Manual). 



"Essex County" (memo. Dr. Chas. Pickering). 



Erigeron Canadensis, L. (Horse-wbed.) 

 Very common in cultivated land and by the roadsides. A native 

 appearing like an introduced plant. 



